Cheap flights from Seattle to Chiang Mai

Looking for cheap flights from Seattle to Chiang Mai? We track round-trip fares from SEA to CNX around the clock and post the sharpest price drops here first. The best fare we’ve found is $869 round-trip, against a typical fare of about $1,523 — savings of roughly 43%. Flights from Seattle to Chiang Mai include a stop along the way, and the best sale fares tend to disappear within a day or two. Create a free account to see full deal details, or go Premium for an email alert the moment a Chiang Mai fare drops.

Chiang Mai is a must-visit destination, where the enchanting sight of paper lanterns rising over the majestic Doi Suthep temple creates an unforgettable experience. The old city comes alive at night, offering a captivating atmosphere filled with culture and history. For travelers seeking the best time to visit, the ideal seasons are typically from November to February, when the weather is cool and pleasant. Keep an eye out for cheap flights from Seattle to Chiang Mai during the shoulder seasons of late spring and early fall, when airlines often offer great flight deals to attract travelers.

When planning your journey from SEA to CNX, you will find that flights typically include one stop, often in major hubs like Bangkok. To secure the best fares, it's advisable to book your tickets two to three months in advance, as this is when airlines release their promotional fares. By staying flexible with your travel dates and being open to connecting flights, you can maximize your chances of finding budget-friendly options for your trip to this stunning Thai city.